Lenovo ThinkPad T430u Hardware Maintenance Manual - ThinkPad T430u - Page 88
DC-in sub card and base cover assembly, Platform Controller Hub PCH
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Removal steps of system board Attention: The following components soldered on the system board are extremely sensitive. When you service the system board, avoid any kind of rough handling. a Graphic Processing Unit (GPU) b Microprocessor c Platform Controller Hub (PCH) Note: The GPU is only available for models that have a discrete graphics card. b a c Detach the DC-in sub card connector 1 , and then remove the screws 2 . 2 2 2 2 2 3 2 1 Step 2 Screw (quantity) M2 × 2.0 mm, flat-head (6) Color Bronze When installing: Ensure that the connector is attached firmly. 1170 DC-in sub card and base cover assembly For access, remove these FRUs in order: • "1010 Bottom cover" on page 58 • "1020 Battery pack" on page 60 82 Hardware Maintenance Manual Torque 0.181 Nm (1.85 kgf-cm)